FR2309650A1 - Procede de determination continue de l'hydrogene libere pendant le decapage acide d'eprouvettes metalliques et de leur perte par decapage, et appareillage pour la mise en oeuvre du procede - Google Patents

Procede de determination continue de l'hydrogene libere pendant le decapage acide d'eprouvettes metalliques et de leur perte par decapage, et appareillage pour la mise en oeuvre du procede

Info

Publication number
FR2309650A1
FR2309650A1 FR7612812A FR7612812A FR2309650A1 FR 2309650 A1 FR2309650 A1 FR 2309650A1 FR 7612812 A FR7612812 A FR 7612812A FR 7612812 A FR7612812 A FR 7612812A FR 2309650 A1 FR2309650 A1 FR 2309650A1
Authority
FR
France
Prior art keywords
test piece
determination
measurement
pickling
thermal conductivity
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
FR7612812A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Voestalpine AG
Vereinigte Osterreichische Eisen und Stahlwerke AG
Original Assignee
Voestalpine AG
Vereinigte Osterreichische Eisen und Stahlwerke AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Voestalpine AG, Vereinigte Osterreichische Eisen und Stahlwerke AG filed Critical Voestalpine AG
Publication of FR2309650A1 publication Critical patent/FR2309650A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
    • G01N27/18—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by changes in the thermal conductivity of a surrounding material to be tested
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/20—Metals
    • G01N33/202—Constituents thereof
    • G01N33/2022—Non-metallic constituents
    • G01N33/2025—Gaseous constituents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Electrochemistry (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FR7612812A 1975-04-30 1976-04-29 Procede de determination continue de l'hydrogene libere pendant le decapage acide d'eprouvettes metalliques et de leur perte par decapage, et appareillage pour la mise en oeuvre du procede Withdrawn FR2309650A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT332375A AT336547B (de) 1975-04-30 1975-04-30 Verfahren zur kontinuierlichen bestimmung des wahrend des beizens von metallproben, inbesondere stahlproben, in sauren freiwerdenden wasserstoffes und des beizabtrages der proben und eine vorrichtung zur durchfuhrung des verfahrens

Publications (1)

Publication Number Publication Date
FR2309650A1 true FR2309650A1 (fr) 1976-11-26

Family

ID=3548790

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7612812A Withdrawn FR2309650A1 (fr) 1975-04-30 1976-04-29 Procede de determination continue de l'hydrogene libere pendant le decapage acide d'eprouvettes metalliques et de leur perte par decapage, et appareillage pour la mise en oeuvre du procede

Country Status (4)

Country Link
AT (1) AT336547B (fr)
DE (1) DE2618737A1 (fr)
FR (1) FR2309650A1 (fr)
NL (1) NL7604478A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1015893A3 (fr) * 2004-02-06 2005-11-08 Ct Rech Metallurgiques Asbl Procede de controle du decapage des metaux.

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19719659A1 (de) * 1997-05-09 1998-11-12 Eilenburger Elektrolyse & Umwelttechnik Gmbh Verfahren und Vorrichtung zur Kontrolle von Kupferbeizbädern

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1015893A3 (fr) * 2004-02-06 2005-11-08 Ct Rech Metallurgiques Asbl Procede de controle du decapage des metaux.

Also Published As

Publication number Publication date
AT336547B (de) 1977-05-10
NL7604478A (nl) 1976-11-02
DE2618737A1 (de) 1976-11-11
ATA332375A (de) 1976-09-15

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Legal Events

Date Code Title Description
ST Notification of lapse